UBUNTU-CVE-2026-4868

See a problem?
Please try reporting it to the source first.

Source

https://ubuntu.com/security/CVE-2026-4868

Import Source

https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-4868.json

JSON Data

https://api.osv.dev/v1/vulns/UBUNTU-CVE-2026-4868

Upstream

CVE-2026-4868

Published

2026-05-27T19:16:00Z

Modified

2026-06-03T11:20:06Z

Severity

8.2 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N CVSS Calculator
Ubuntu - medium

Summary

[none]

Details

GitLab has remediated an issue in GitLab EE affecting all versions from 18.8 before 18.10.7, 18.11 before 18.11.4, and 19.0 before 19.0.1 that, under certain conditions, could have allowed an authenticated user to cause specific Duo AI workflows to run under another user's identity due to improper user identity resolution when triggering Duo AI workflow runners.

References

Affected packages

Ubuntu:16.04:LTS / gitlab

Package

Name: gitlab
Purl: pkg:deb/ubuntu/gitlab?arch=source&distro=xenial

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

8.*

8.4.3+dfsg-9

8.4.3+dfsg-12

8.5.8+dfsg-5

Ecosystem specific

{
    "binaries": [
        {
            "binary_version": "8.5.8+dfsg-5",
            "binary_name": "gitlab"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-4868.json"